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                        <description>Metalloprotein remediation</description>
                        <revision_group>STRUCTURE_SUMMARY</revision_group>
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        <sites>
            <deposition>RCSB</deposition>
            <last_processing>RCSB</last_processing>
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        <key_dates>
            <deposition>2020-05-12</deposition>
            <header_release>2020-09-02</header_release>
            <map_release>2020-09-02</map_release>
            <update>2026-08-12</update>
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        <grant_support>
            <grant_reference>
                <funding_body>National Institutes of Health/National Heart, Lung, and Blood Institute (NIH/NHLBI)</funding_body>
                <code>HL143037</code>
                <country>United States</country>
            </grant_reference>
        </grant_support>
        <title>CryoEM structure of mouse DUOX1-DUOXA1 complex in the dimer-of-dimer state</title>
        <authors_list>
            <author>Sun J</author>
            <author>Sun J</author>
        </authors_list>
        <keywords>membrane protein, protein complex, NADPH oxidase, ROS production</keywords>
    </admin>
    <crossreferences>
        <citation_list>
            <primary_citation>
                <journal_citation published="true">
                    <author ORCID="0000-0002-9302-3177" order="1">Sun J</author>
                    <title>Structures of mouse DUOX1-DUOXA1 provide mechanistic insights into enzyme activation and regulation.</title>
                    <journal_abbreviation>Nat.Struct.Mol.Biol.</journal_abbreviation>
                    <country>US</country>
                    <volume>27</volume>
                    <first_page>1086</first_page>
                    <last_page>1093</last_page>
                    <year>2020</year>
                    <external_references type="PUBMED">32929281</external_references>
                    <external_references type="DOI">doi:10.1038/s41594-020-0501-x</external_references>
                    <external_references type="ISSN">1545-9985</external_references>
                </journal_citation>
            </primary_citation>
        </citation_list>
        <pdb_list>
            <pdb_reference>
                <pdb_id>6wxu</pdb_id>
                <relationship>
                    <in_frame>FULLOVERLAP</in_frame>
                </relationship>
            </pdb_reference>
        </pdb_list>
        <other_db_list>
            <db_reference>
                <db_name>EMDB</db_name>
                <accession_id>EMD-21963</accession_id>
                <content_type>associated EM volume</content_type>
                <details>CryoEM structure of mouse DUOX1-DUOXA1 complex in the dimer-of-dimer state</details>
            </db_reference>
        </other_db_list>
    </crossreferences>
    <sample>
        <name>mouse DUOX1-DUOXA1 complex</name>
        <supramolecule_list>
            <complex_supramolecule supramolecule_id="1">
                <name>mouse DUOX1-DUOXA1 complex</name>
                <parent>0</parent>
                <macromolecule_list>
                    <macromolecule>
                        <macromolecule_id>1</macromolecule_id>
                    </macromolecule>
                    <macromolecule>
                        <macromolecule_id>2</macromolecule_id>
                    </macromolecule>
                </macromolecule_list>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.22</theoretical>
                </molecular_weight>
            </complex_supramolecule>
        </supramolecule_list>
        <macromolecule_list>
            <protein_or_peptide macromolecule_id="1">
                <name>Dual oxidase 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.175739812</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>GPSRGAQNSISWEVQRFDGWYNNLMEHRWGSKGSRLQRLVPASYADGVYQPLKEPYLPNPRHLSNRVMRGSAGQPSLRNR
TVLGVFFGYHVLSDLVSVETPGCPAEFLNIYIPHGDPVFDPDKRGNVVLPFQRSRWDRNTGQSPSNPRDQSNQVTGWLDG
SAIYGSSHSWSDTLRSFSGGQLASGPDPAFPSDSQSSLLMWMAPDPSTGQGGPRGVYAFGAQRGNREPFLQALGLLWFRY
HNLCARKLAQEHPHWGDEELFQHARKRVIATYQNIAMYEWLPSFLKQTPPEYPGYRPFLDPSISPEFVVASEQFLSTMVP
SGVYMRNASCHFQGIPSHNSSVSGALRVCNSYWSREHPKLQRAEDVDALLLGMASQIAEREDHVVVEDMQDFWPGPLKFS
RTDYLASCLQRGRDLGLPSYTKAREALGLSPISHWQDINPALSRSNGTVLEATAALYNQDLSRLELLPGGLLESHGDPGP
LFSTIVLDQFVRLRDGDRYWFENTRNGLFSKEEIAEIRNTSLRDILVAVTNVDPSALQPNVFFWLAGDPCPQPSQLSAKG
LPACAPLFIRDYFEGSGFGFGLTIGTLCCFPLVSLLSAWIVARLRKRNFKRLQRQDRQSIMSEKLVGGVEALEWQGRNEP
CRPVLVHLQPGQIRVVDGRLTVLRTIQLRPPQQVNLILSSNRGRRTLLLKIPKEYDLVLLFNMEEERQALVENVRGALKE
NGLSFQEWELREQELMRAAVTRQQRGHLLETFFRHLFSQVLDINQADAGTLPLDSSTKVREALTCELSRAEFADSLGLKP
QDMFVESMFSLADKDGNGYLSFREFLDILVVFMKGSPEEKSRLMFRMYDFDGNGLISKDEFIRMLRSFIEISNNCLSKAQ
LAEVVESMFRESGFQDKEELTWEDFHFMLRDHDSDLRFTQLCVKGVEVPEVIKNLCRRASYISQEKICPSPRMSAHCARN
NMKTASSPQRLQCPMDTDPPQEIRRRFGKKVTSFQPLLFTEAHREKFQRSRRHQTVQQFKRFIENYRRHIGCVAVFYTIT
GALFLERAYYYAFAAHHSGITDTTRVGIILSRGTAASISFMFSYILLTMCRNLITFLRETFLNRYIPFDAAVDFHRLIAS
TAIILTVLHSAGHVVNVYLFSISPLSVLSCLFPGLFHDDGSEFPQKYYWWFFQTVPGLTGVLLLLALAIMYVFASHHFRR
RSFRGFWLTHHLYIFLYILLIIHGSFALIQMPRFHIFFLVPAIIYVGDKLVSLSRKKVEISVVKAELLPSGVTHLRFQRP
QGFEYKSGQWVRIACLALGTTEYHPFTLTSAPHEDTLSLHIRAAGPWTTRLREIYSPPTGDTCARYPKLYLDGPFGEGHQ
EWHKFEVSVLVGGGIGVTPFASILKDLVFKSSVSCQVFCKKIYFIWVTRTQRQFEWLADIIREVEENDRQDLVSVHIYIT
QLAEKFDLRTTMLYICERHFQKVLNRSLFTGLRSITHFGRPPFEPFFNSLQEVHPQVRKIGVFSCGPPGMTKNVEKACQL
INRQDRTHFSHHYENF</string>
                    <external_references type="UNIPROTKB">A2AQ92</external_references>
                </sequence>
            </protein_or_peptide>
            <protein_or_peptide macromolecule_id="2">
                <name>Dual oxidase maturation factor 1</name>
                <natural_source database="NCBI">
                    <organism ncbi="10090">Mus musculus</organism>
                </natural_source>
                <molecular_weight>
                    <theoretical units="MDa">0.03761973799999999</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <recombinant_expression database="NCBI">
                    <recombinant_organism ncbi="9606">Homo sapiens</recombinant_organism>
                </recombinant_expression>
                <enantiomer>LEVO</enantiomer>
                <sequence>
                    <string>MAALGHTLPFYTGTKPTFPMDTTLAVIITIFLTALVTFIIILPGIRGKTRLFWLLRVVTSLFIGAVILAVNFSSEWSVGH
VNANTTYKAFSPKWVSVDVGLQIGLGGVNITLTGTPVQQLNETINYNEAFAWRLGRSYAEEYAKALEKGLPDPVLYLAEK
FTPRSPCGLYNQYRLAGHYASAMLWVAFLCWLLANVMLSMPVLVYGGHMLLATGLFQLLALFFFSMTTSLISPCPLRLGT
AVLHTHHGPAFWITLATGLLCILLGLVMAVAHRMQPHRLKAFFNQSSEDPVLEWGSEEGGLLSPHYRSIAESPETQDIPM
SVASSETCFKEEHPKESDCSL</string>
                    <external_references type="UNIPROTKB">Q8VE49</external_references>
                </sequence>
            </protein_or_peptide>
            <ligand macromolecule_id="4">
                <name>2-acetamido-2-deoxy-beta-D-glucopyranose</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000221208</theoretical>
                </molecular_weight>
                <number_of_copies>10</number_of_copies>
                <formula>NAG</formula>
            </ligand>
            <ligand macromolecule_id="5">
                <name>HEME C</name>
                <molecular_weight>
                    <theoretical units="MDa">0.0006205189999999999</theoretical>
                </molecular_weight>
                <number_of_copies>4</number_of_copies>
                <formula>HEC</formula>
            </ligand>
            <ligand macromolecule_id="6">
                <name>1,2-DILAUROYL-SN-GLYCERO-3-PHOSPHATE</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000535671</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>PX2</formula>
            </ligand>
            <ligand macromolecule_id="7">
                <name>DIUNDECYL PHOSPHATIDYL CHOLINE</name>
                <molecular_weight>
                    <theoretical units="MDa">0.000622834</theoretical>
                </molecular_weight>
                <number_of_copies>2</number_of_copies>
                <formula>PLC</formula>
            </ligand>
        </macromolecule_list>
    </sample>
    <structure_determination_list>
        <structure_determination structure_determination_id="1">
            <method>singleParticle</method>
            <aggregation_state>particle</aggregation_state>
            <specimen_preparation_list>
                <single_particle_preparation preparation_id="1">
                    <buffer>
                        <ph>8.0</ph>
                    </buffer>
                    <vitrification>
                        <cryogen_name>ETHANE</cryogen_name>
                        <chamber_humidity units="percentage">100</chamber_humidity>
                    </vitrification>
                </single_particle_preparation>
            </specimen_preparation_list>
            <microscopy_list>
                <single_particle_microscopy microscopy_id="1">
                    <microscope>FEI TITAN KRIOS</microscope>
                    <illumination_mode>FLOOD BEAM</illumination_mode>
                    <imaging_mode>BRIGHT FIELD</imaging_mode>
                    <electron_source>FIELD EMISSION GUN</electron_source>
                    <acceleration_voltage units="kV">300</acceleration_voltage>
                    <image_recording_list>
                        <image_recording image_recording_id="1">
                            <film_or_detector_model>GATAN K3 (6k x 4k)</film_or_detector_model>
                            <average_electron_dose_per_image units="e/Å^2">65.4</average_electron_dose_per_image>
                        </image_recording>
                    </image_recording_list>
                </single_particle_microscopy>
            </microscopy_list>
            <singleparticle_processing image_processing_id="1">
                <image_recording_id>1</image_recording_id>
                <ctf_correction>
                    <type>NONE</type>
                </ctf_correction>
                <startup_model type_of_model="NONE"/>
                <final_reconstruction>
                    <applied_symmetry>
                        <point_group>C2</point_group>
                    </applied_symmetry>
                    <resolution units="Å" res_type="BY AUTHOR">2.7</resolution>
                    <resolution_method>FSC 0.143 CUT-OFF</resolution_method>
                    <software_list>
                        <software>
                            <name>cryoSPARC</name>
                            <version>2.13</version>
                        </software>
                    </software_list>
                    <number_images_used>302097</number_images_used>
                </final_reconstruction>
                <initial_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </initial_angle_assignment>
                <final_angle_assignment>
                    <type>PROJECTION MATCHING</type>
                    <projection_matching_processing/>
                </final_angle_assignment>
            </singleparticle_processing>
        </structure_determination>
    </structure_determination_list>
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        <symmetry>
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        <data_type>IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES)</data_type>
        <dimensions>
            <col>230</col>
            <row>230</row>
            <sec>230</sec>
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            <x>230</x>
            <y>230</y>
            <z>230</z>
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            <a units="Å">248.40001</a>
            <b units="Å">248.40001</b>
            <c units="Å">248.40001</c>
            <alpha units="deg">90.0</alpha>
            <beta units="deg">90.0</beta>
            <gamma units="deg">90.0</gamma>
        </cell>
        <axis_order>
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            <medium>Y</medium>
            <slow>Z</slow>
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            <maximum>3.3028708</maximum>
            <average>0.026868446</average>
            <std>0.12628445</std>
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            <y units="Å">1.08</y>
            <z units="Å">1.08</z>
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            <contour primary="true">
                <level>0.5</level>
                <source>AUTHOR</source>
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        <label>::::EMDATABANK.org::::EMD-21963::::</label>
        <annotation_details>cryoEM structure of the mouse DUOX1-DUOXA1 complex in the dimer-of-dimer state</annotation_details>
    </map>
    <interpretation>
        <modelling_list>
            <modelling>
                <refinement_protocol>AB INITIO MODEL</refinement_protocol>
            </modelling>
        </modelling_list>
    </interpretation>
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